Re: more TMaterial constructors

From: Rene Brun (Rene.Brun@cern.ch)
Date: Thu Aug 06 1998 - 23:37:17 MEST


>Hi Rooters -
> I think it would be very nice if TMaterial things would know about
>their radiation and interaction lengths - this is essentially a
suggestion
>to add more data members to TMaterial class. This also implies adding
new
>constructors, so one would be able to define a new *material* (not
mixture)
>with the given properties - density, radiation and interaction lengths
>(A and Z are not necessary in this case). All  - a'la Geant3.

>Does this sound reasonable ?  - Pasha.

>P.S. I'm willing to volunteer to implement these things - this seems to
be
>a relatively minor job.

Hi Pasha,
This is pretty simple to add. I will do the job. Most of the work
is to support backward compatibility in Streamer.

Rene Brun



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